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5th Class Science Matter and Materials Question Bank Matter

  • question_answer
    Generally, a solid first changes into a liquid and then into a gas on heating but some solids directly change into gas. This process is called _____.

    A)  Evaporation    

    B)  Condensation

    C)                     Sublimation    

    D)         Precipitation

    Correct Answer: C

    Solution :

    Some solids like camphor, when heated change directly into vapour without changing into liquid first. This is celled sublimation.


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